Press Releases Year All202120202019 04/12/21 Kiniksa Announces Positive Results for Mavrilimumab Phase 2 Trial in Non-Mechanically Ventilated Severe COVID-19 Patients 04/01/21 Kiniksa Announces Commercial Availability of ARCALYST ® (rilonacept) for Recurrent Pericarditis 03/18/21 Kiniksa Announces FDA Approval of ARCALYST ® (rilonacept) for Recurrent Pericarditis 03/02/21 Kiniksa Launches Patient Registry (RESONANCE) for Recurrent Pericarditis 02/23/21 Kiniksa Reports Fourth Quarter and Full-Year 2020 Financial Results and Corporate and Pipeline Activity 01/11/21 Kiniksa Highlights Corporate Priorities and Expected 2021 Milestones 01/04/21 Kiniksa Pharmaceuticals to Present at 39th Annual J.P. Morgan Healthcare Conference